100691380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{613}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 217857024

約数和(自身を除く): 117165644

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 191, 215, 382, 430, 613, 764, 860, 955, 1226, 1910, 2452, 3065, 3820, 6130, 8213, 12260, 16426, 26359, 32852, 41065, 52718, 82130, 105436, 117083, 131795, 164260, 234166, 263590, 468332, 527180, 585415, 1170830, 2341660, 5034569, 10069138, 20138276, 25172845, 50345690, 100691380]

約数ペア:

[(1, 100691380), (2, 50345690), (4, 25172845), (5, 20138276), (10, 10069138), (20, 5034569), (43, 2341660), (86, 1170830), (172, 585415), (191, 527180), (215, 468332), (382, 263590), (430, 234166), (613, 164260), (764, 131795), (860, 117083), (955, 105436), (1226, 82130), (1910, 52718), (2452, 41065), (3065, 32852), (3820, 26359), (6130, 16426), (8213, 12260)]